To rub over the surface of (something) with a sharp or rough instrument; to rub over with something that roughens by removing portions of the surface; to grate harshly over; to abrade; to make even, or bring to a required condition or form, by moving the sharp edge of an instrument breadthwise over the surface with pressure, cutting away excesses and superfluous parts; to make smooth or clean; as, to scrape a bone with a knife; to scrape a metal plate to an even surface.

2.

To remove by rubbing or scraping (in the sense above).

I will also scrape her dust from her, and make her like the top of a rock.
Ezek. xxvi. 4.

3.

To collect by, or as by, a process of scraping; to gather in small portions by laborius effort; hence, to acquire avariciously and save penuriously; -- often followed by together or up; as, to scrape money together.

The prelatical party complained that, to swell a number the nonconformists did not choose, but scrape, subscribers.
Fuller.

4.

To express disapprobation of, as a play, or to silence, as a speaker, by drawing the feet back and forth upon the floor; -- usually with down.